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Finding the Fourth Proportional to 173,888.30, 243,968.50 and 173,888.30

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Solution

The fourth proportional to 173,888.30, 243,968.50 and 173,888.30 is: 243,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,888.30 : 243,968.50 = 173,888.30 : x
  2. Step 2: Convert to fraction form
    173,888.30/243,968.50 = 173,888.30/x
  3. Step 3: Cross multiply
    173,888.30x = 243,968.50 × 173,888.30
  4. Step 4: Simplify right side
    173,888.30x = 42,423,267,718.55
  5. Step 5: Solve for x
    x = 42,423,267,718.55/173,888.30
  6. Step 6: Final answer
    x = 243,968.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.